Qianyue and Yinyue are members of the Yue Organization. The organization researched time travel equipment and asked them to go to the Han Dynasty to steal the equipment of Emperor Ai of the Han Dynasty. Unexpectedly, the equipment malfunctioned, and instead of traveling to the Han Dynasty, I traveled to a completely fictional history. The two of them had been maids for a long time before they realized that they had gone there in the wrong place, but Yin Yue developed an inexplicable affection for the emperor. Qing Yue left the palace resolutely and embarked on a journey through the world...